Amano Shrimp
Caridina multidentata
The aquascaper's algae shrimp: larger than a Cherry Shrimp, tougher, and unmatched at clearing hair and thread algae.
Ideal Conditions
- Temperature
- 18 – 27 °C
- pH range
- 6.5 – 7.8
- Hardness
- 4 – 14 dGH
- Adult size
- 3.5 – 5 cm
- Min. tank size
- 40 litres+
- Lifespan
- 2 – 3 years
- Diet
- Grazer — algae, biofilm and leftover foods
- Water flow
- Low to moderate
- Preferred setup
- Planted aquarium with hiding places and algae-covered surfaces
About the Amano Shrimp
Popularised by Takashi Amano, this shrimp is kept as a working part of a planted tank. It is peaceful, long-lived by shrimp standards and safe with plants, but it will not breed in freshwater because its larvae need brackish conditions.
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Is it right for your tank?
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Where Amano Shrimp comes from
Native range
East Asia
Countries / regions
Japan, Taiwan, South Korea
Habitat
Clear coastal streams; larvae drift to brackish estuaries before returning upstream.
Illustrative native range only, not an occurrence dataset.
Similar species
Cherry Shrimp
Neocaridina davidi
Nerite Snail
Neritina spp.
We’re adding more full species guides as the catalogue grows.
Compatible tank mates
Reviewed guidance based on this species' recorded traits.
- Great
Cardinal Tetra
Paracheirodon axelrodi
Too small to threaten an adult Amano, and both suit a planted tank.
- Great
Panda Cory
Corydoras panda
Shares the bottom without competition or conflict.
- Great
Java Fern
Microsorum pteropus
Amanos graze algae from the leaves without damaging this tough plant.
- Not recommended
Pea Puffer
Carinotetraodon travancoricus
Puffers hunt shrimp, and even large Amanos are attacked.
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